package org.wlgzs.shop.controller;


import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.internal.util.AlipaySignature;
import com.alipay.api.request.AlipayTradePagePayRequest;
import com.alipay.api.request.AlipayTradePrecreateRequest;
import com.alipay.api.request.AlipayTradeRefundRequest;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import org.apache.ibatis.annotations.Param;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.ModelAndView;
import org.wlgzs.shop.bean.*;
import org.wlgzs.shop.config.AlipayConfig;
import org.wlgzs.shop.dao.GoodsDataMapper;
import org.wlgzs.shop.service.*;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import javax.servlet.jsp.JspWriter;
import javax.validation.Valid;
import javax.xml.crypto.Data;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.*;

@Api(tags = "这是支付宝的接口", value = "UserController")
@Controller
@RequestMapping("/Alipay")
public class AlipayController {
    @Resource( name = "GoodsDateService")
    IGoodsDateService goodsDateService;
    @Resource
    GoodsDataMapper goodsDataMapper;

    @Autowired

    IOrderTransportDateService orderTransportDateService;

    @Autowired
    IStoreService storeService;

    @Autowired
    IManagerKind managerKind;

    @Autowired
    IOrderTransportDateService iOrderTransportDateService;

    Logger logger= LoggerFactory.getLogger(AlipayController.class);
    /**
     *
     *
     * @param
     * @return
     *
     * 支付宝支付
     */
    @ApiOperation(value ="支付宝支付", httpMethod = "POST")
    @ApiImplicitParams({
            @ApiImplicitParam(paramType = "query",name = "goodsId",value = "商品id，必填",required = true,dataType = "int"),
            @ApiImplicitParam(paramType = "query",name = "number",value = "购买数量，必填",required = true,dataType = "int"),
            @ApiImplicitParam(paramType = "query",name = "body",value = "商品描述，可不填",required = true,dataType = "string"),
            @ApiImplicitParam(paramType = "query",name = "subject",value = "标题，必填",required = true,dataType = "string"),
            @ApiImplicitParam(paramType = "query",name = "perice",value = "标题，必填",required = true,dataType = "float"),
    })

    @RequestMapping("/goPay")
    @ResponseBody
    public void goPay(HttpServletRequest request, HttpServletResponse response,@Param("subject") String subject,@Param("perice") String perice,@Param("body") String body) throws AlipayApiException, IOException {
        String total_amount=perice;
        Calendar calendar=Calendar.getInstance();
        SimpleDateFormat format = new SimpleDateFormat("dHhmm");
        String out_trade_no=format.format(calendar.getTime());
        AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type);

        //设置请求参数
        AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();
        alipayRequest.setReturnUrl(AlipayConfig.return_url);
//        alipayRequest.setNotifyUrl(AlipayConfig.notify_url);


        alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no+7+"\","
                + "\"total_amount\":\""+ total_amount +"\","
                + "\"subject\":\""+ subject +"\","
                + "\"body\":\""+ body +"\","
                + "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");
        //若想给BizContent增加其他可选请求参数，以增加自定义超时时间参数timeout_express来举例说明
        //alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\","
        //		+ "\"total_amount\":\""+ total_amount +"\","
        //		+ "\"subject\":\""+ subject +"\","
        //		+ "\"body\":\""+ body +"\","
        //		+ "\"timeout_express\":\"10m\","
        //		+ "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");
        //请求参数可查阅【电脑网站支付的API文档-alipay.trade.page.pay-请求参数】章节

        //请求
        String result = alipayClient.pageExecute(alipayRequest).getBody();
        response.setContentType("text/html;charset=UTF-8");
        response.getWriter().println(result);
    }

    @ApiOperation(value ="异步请求",notes = "不需直接访问", httpMethod = "POST")
    @RequestMapping("/notify")
public Msg notifyqw(HttpServletRequest request) throws UnsupportedEncodingException, AlipayApiException {
    Map<String,String> params = new HashMap<String,String>();
    Map<String,String[]> requestParams = request.getParameterMap();
    for (Iterator<String> iter = requestParams.keySet().iterator(); iter.hasNext();) {
        String name = (String) iter.next();
        String[] values = (String[]) requestParams.get(name);
        String valueStr = "";
        for (int i = 0; i < values.length; i++) {
            valueStr = (i == values.length - 1) ? valueStr + values[i]
                    : valueStr + values[i] + ",";
        }
        //乱码解决，这段代码在出现乱码时使用
        System.out.println("asdasdawqd");
    }




    boolean signVerified = AlipaySignature.rsaCheckV1(params, AlipayConfig.alipay_public_key, AlipayConfig.charset, AlipayConfig.sign_type); //调用SDK验证签名

    //——请在这里编写您的程序（以下代码仅作参考）——

	/* 实际验证过程建议商户务必添加以下校验：
	1、需要验证该通知数据中的out_trade_no是否为商户系统中创建的订单号，
	2、判断total_amount是否确实为该订单的实际金额（即商户订单创建时的金额），
	3、校验通知中的seller_id（或者seller_email) 是否为out_trade_no这笔单据的对应的操作方（有的时候，一个商户可能有多个seller_id/seller_email）
	4、验证app_id是否为该商户本身。
	*/

    if(signVerified) {//验证成功
        //商户订单号
        String out_trade_no = new String(request.getParameter("out_trade_no").getBytes("ISO-8859-1"),"UTF-8");

        //支付宝交易号
        String trade_no = new String(request.getParameter("trade_no").getBytes("ISO-8859-1"),"UTF-8");

        //交易状态
        String trade_status = new String(request.getParameter("trade_status").getBytes("ISO-8859-1"),"UTF-8");

        if(trade_status.equals("TRADE_FINISHED")){
            //判断该笔订单是否在商户网站中已经做过处理
            //如果没有做过处理，根据订单号（out_trade_no）在商户网站的订单系统中查到该笔订单的详细，并执行商户的业务程序
            //如果有做过处理，不执行商户的业务程序

            //注意：
            //退款日期超过可退款期限后（如三个月可退款），支付宝系统发送该交易状态通知
        }else if (trade_status.equals("TRADE_SUCCESS")){
            //判断该笔订单是否在商户网站中已经做过处理
            //如果没有做过处理，根据订单号（out_trade_no）在商户网站的订单系统中查到该笔订单的详细，并执行商户的业务程序
            //如果有做过处理，不执行商户的业务程序

            //注意：
            //付款完成后，支付宝系统发送该交易状态通知
        }

        return Msg.success();

    }else {//验证失败
        return Msg.fail();

        //调试用，写文本函数记录程序运行情况是否正常
        //String sWord = AlipaySignature.getSignCheckContentV1(params);
        //AlipayConfig.logResult(sWord);
    }

    //——请在这里编写您的程序（以上代码仅作参考）——

}
    @ApiOperation(value ="同步请求",notes = "不需直接访问", httpMethod = "POST")
    @RequestMapping("/return")
    public Msg returnqw(HttpServletRequest request) throws UnsupportedEncodingException, AlipayApiException {
    Map<String,String> params = new HashMap<String,String>();
    Map<String,String[]> requestParams = request.getParameterMap();
    for (Iterator<String> iter = requestParams.keySet().iterator(); iter.hasNext();) {
        String name = (String) iter.next();
        String[] values = (String[]) requestParams.get(name);
        String valueStr = "";
        for (int i = 0; i < values.length; i++) {
            valueStr = (i == values.length - 1) ? valueStr + values[i]
                    : valueStr + values[i] + ",";
        }
        //乱码解决，这段代码在出现乱码时使用
        valueStr = new String(valueStr.getBytes("ISO-8859-1"), "utf-8");
        params.put(name, valueStr);
    }

    boolean signVerified = AlipaySignature.rsaCheckV1(params, AlipayConfig.alipay_public_key, AlipayConfig.charset, AlipayConfig.sign_type); //调用SDK验证签名

    //——请在这里编写您的程序（以下代码仅作参考）——
    if(signVerified) {
        //商户订单号
        String out_trade_no = new String(request.getParameter("out_trade_no").getBytes("ISO-8859-1"),"UTF-8");

        //支付宝交易号
        String trade_no = new String(request.getParameter("trade_no").getBytes("ISO-8859-1"),"UTF-8");

        //付款金额
        String total_amount = new String(request.getParameter("total_amount").getBytes("ISO-8859-1"),"UTF-8");

        return Msg.success().add("win","\"trade_no:\"+trade_no+\"<br/>out_trade_no:\"+out_trade_no+\"<br/>total_amount:\"+total_amount");
    }else {
       return Msg.fail().add("error","验签失败");
    }

    }

    /**
     * 支付宝退款
     */
    @ApiOperation(value ="支付宝退款", httpMethod = "POST")
    @RequestMapping("/refund")
    @ApiImplicitParams({
            @ApiImplicitParam(paramType = "query",name = "outTradeNo",value = "商户订单号",required = true,dataType = "string"),
            @ApiImplicitParam(paramType = "query",name = "refundAmount",value = "需要退款的金额，该金额不能大于订单金额，必填",required = true,dataType = "string"),
            @ApiImplicitParam(paramType = "query",name = "refundReason",value = "退款的原因说明",required = true,dataType = "string"),


    })
        public void refund(HttpServletRequest request, HttpServletResponse response,@Param("outTradeNo") String outTradeNo,@Param("refundAmount")String refundAmount,@Param("refundReason")String refundReason ) throws AlipayApiException, IOException {
        //获得初始化的AlipayClient
        AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type);

        //设置请求参数
        AlipayTradeRefundRequest alipayRequest = new AlipayTradeRefundRequest();

        //商户订单号，商户网站订单系统中唯一订单号
        String out_trade_no =outTradeNo;//= new String(request.getParameter("WIDTRout_trade_no").getBytes("ISO-8859-1"),"UTF-8");
        //支付宝交易号
        String trade_no = new String(request.getParameter("WIDTRtrade_no").getBytes("ISO-8859-1"),"UTF-8");
        //请二选一设置
        //需要退款的金额，该金额不能大于订单金额，必填
        String refund_amount = refundAmount;//new String(request.getParameter("WIDTRrefund_amount").getBytes("ISO-8859-1"),"UTF-8");
        //退款的原因说明
        String refund_reason = refundReason;//new String(request.getParameter("WIDTRrefund_reason").getBytes("ISO-8859-1"),"UTF-8");
        //标识一次退款请求，同一笔交易多次退款需要保证唯一，如需部分退款，则此参数必传
        String out_request_no = new String(request.getParameter("WIDTRout_request_no").getBytes("ISO-8859-1"),"UTF-8");

        alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\","
                + "\"trade_no\":\""+ trade_no +"\","
                + "\"refund_amount\":\""+ refund_amount +"\","
                + "\"refund_reason\":\""+ refund_reason +"\","
                + "\"out_request_no\":\""+ out_request_no +"\"}");

        //请求
        String result = alipayClient.execute(alipayRequest).getBody();
        response.setContentType("text/html;charset=utf-8");
        response.getWriter().write(result);
        response.getWriter().flush();

    }




    @RequestMapping("/common")
    public String jumpCommon(Model model, @Param("oneKindId") int oneKindId, @Param("kindStoreId") String kindStoreId, @Param("kindTwoId") String kindTwoId, @RequestParam(value = "page", defaultValue = "1")Integer page){
        PageHelper.startPage(page,15);
        List<ShowDate> list=goodsDateService.selectByStoreTwoKind(oneKindId,kindStoreId,kindTwoId);
        PageInfo pageInfo=new PageInfo(list,15);
        model.addAttribute("goodsList",pageInfo);
        model.addAttribute("storeDate",storeService.selectStore(oneKindId));
        model.addAttribute("kindTwo",managerKind.oneContainsTwo(oneKindId+""));
        model.addAttribute("kindOne",managerKind.oneKind());
        return "special/common";
    }


    @RequestMapping("/buyGoods")
    public String buyGoods(HttpSession session, HttpServletRequest request) throws UnsupportedEncodingException, AlipayApiException {
        Map<String, String> params = new HashMap<String, String>();
        Map<String, String[]> requestParams = request.getParameterMap();
        for (Iterator<String> iter = requestParams.keySet().iterator(); iter.hasNext(); ) {
            String name = (String) iter.next();
            String[] values = (String[]) requestParams.get(name);
            String valueStr = "";
            for (int i = 0; i < values.length; i++) {
                valueStr = (i == values.length - 1) ? valueStr + values[i]
                        : valueStr + values[i] + ",";
            }
            //乱码解决，这段代码在出现乱码时使用
            valueStr = new String(valueStr.getBytes("ISO-8859-1"), "utf-8");
            params.put(name, valueStr);
        }

        boolean signVerified = AlipaySignature.rsaCheckV1(params, AlipayConfig.alipay_public_key, AlipayConfig.charset, AlipayConfig.sign_type); //调用SDK验证签名

        //——请在这里编写您的程序（以下代码仅作参考）——
        //商户订单号
        String out_trade_no = new String(request.getParameter("out_trade_no").getBytes("ISO-8859-1"), "UTF-8");

        //支付宝交易号
        String trade_no = new String(request.getParameter("trade_no").getBytes("ISO-8859-1"), "UTF-8");

        //付款金额
        String total_amount = new String(request.getParameter("total_amount").getBytes("ISO-8859-1"), "UTF-8");
        logger.info("创建订单号："+out_trade_no);
        logger.info("支付金额："+total_amount);
        UserDate userDate = (UserDate) session.getAttribute("user");
        logger.info("用户ID："+userDate.getUserId());
        iOrderTransportDateService.upDatePostStatus((List<OrderTransportData>) session.getAttribute("orderDate"));
        session.removeAttribute("orderDate");
        session.removeAttribute("money");
        return "redirect:/user/myOrder";
    }

    @RequestMapping("/watch")
    public String jumpWatch(){
        return "special/watch";
    }
}
